CN105680586B - Takeup type iron core of electric motor and its manufacturing method - Google Patents
Takeup type iron core of electric motor and its manufacturing method Download PDFInfo
- Publication number
- CN105680586B CN105680586B CN201610109878.8A CN201610109878A CN105680586B CN 105680586 B CN105680586 B CN 105680586B CN 201610109878 A CN201610109878 A CN 201610109878A CN 105680586 B CN105680586 B CN 105680586B
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- CN
- China
- Prior art keywords
- strip
- iron core
- annular body
- silicon strip
- strip silicon
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/16—Stator cores with slots for windings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
- H02K15/024—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies with slots
- H02K15/026—Wound cores
Abstract
The present invention relates to a kind of takeup type iron core of electric motor and its manufacturing method, which has annular body, and multiple tooth-like parts are formed on the inside of the annular body, winding slot is formed between adjacent tooth-like part, it is characterised in that：The annular body is wound successively from the inside to the outside by a strip silicon strip, the strip silicon strip innermost layer forms the profile of the tooth-like part and winding slot, the outer profile of remaining each layer along last layer winds and fits closely, and the width of the strip silicon strip is equal to the height of annular body.Its simple in structure, high mechanical strength, without blinking scrap, manufacture it is at low cost.
Description
Technical field
The present invention relates to iron core of electric motor, particularly a kind of takeup type iron core of electric motor and its manufacturing method.
Background technology
Traditional iron core of electric motor is punched into lamination using steel disc, then is overlapped by lamination and be riveted together to be formed and determined
Sub- iron core entity, but the technique has the following problems：The process for being punched steel disc always generates some waste materials, is not achieved 100%
Stock utilization.
Invention content
The purpose of the invention is to provide a kind of simple structure to solve the above problems, high mechanical strength, give up without punching
Expect, manufacture takeup type iron core of electric motor at low cost and its manufacturing method.
The technical scheme is that：
A kind of takeup type iron core of electric motor has annular body, and multiple tooth-like parts are formed on the inside of the annular body, adjacent
Tooth-like part between form winding slot, it is characterised in that：The annular body is wound successively from the inside to the outside by a strip silicon strip
It forms, the strip silicon strip innermost layer forms the profile of the tooth-like part and winding slot, remaining foreign steamer of each layer along last layer
Exterior feature winds and fits closely, and the width of the strip silicon strip is equal to the height of annular body.
A kind of manufacturing method of above-mentioned takeup type iron core of electric motor, which is characterized in that comprise the concrete steps that：
1), the strip silicon strip for meeting length requirement according to the preparation of the structure size of pre-formed iron core is rolled up, strip silicon strip
Width be equal to pre-formed iron core annular body height；
2) the length dimension measurement, being first unfolded according to all tooth-like parts and coiling channel profiles of pre-formed iron core meets length
It is required that first section strip silicon strip, then stamp out the required amount of tooth-like part and coiling sheave using stamping die consecutive intervals
Exterior feature, so that first section strip silicon strip tandem array forms the Internal periphery of the annular body of iron core；
3), continue to measure in the end of first section strip silicon strip according to the periphery developed dimension of annular body Internal periphery corresponding
The second segment strip silicon strip of length, then replaces stamping die, on second segment strip silicon strip consecutive intervals stamp out with
The equal recess portion of tooth-like part quantity and the protrusion equal with winding slot quantity, when winding, make all recess portions and corresponding tooth-like part wheel
Wide peripheral surface fitting, all protrusions are bonded with the peripheral surface of coiling channel profiles；
4) it, after the completion of second segment strip silicon steel tape wrapping, repeats step 3) and is measured in the end of second segment strip silicon strip
Third section strip silicon strip replaces stamping die compacting third section strip silicon strip and is wound in second segment strip silicon strip again
Peripheral surface, in cycles, until filling up all dentation contourings after the cut-out of strip silicon strip latter end forms tooth-like part entity, simultaneously
The cylindric outer profile of the annular body of iron core is formed, iron core manufacture is completed.
The manufacturing method of above-mentioned takeup type iron core of electric motor, the initiating terminal of first section strip silicon strip form corresponding dentation
Corresponding the preceding paragraph item is inserted into the side side of contouring and adjacent entire coiling channel profiles, the end of latter end strip silicon strip
To form annular body periphery in the groove in the toothed portion that shape silicon strip is formed.
The manufacturing method of above-mentioned takeup type iron core of electric motor, the initiating terminal of first section strip silicon strip form corresponding coiling
The side side of channel profiles and adjacent entire dentation contouring, latter end strip silicon strip is without punching press, in the preceding paragraph shape
Into periphery periphery wind again one week or it is more week and be welded and fixed at end seams, then latter end steel band does not do any punching
Pressure, being wound up into iron core periphery not only increases core strength, but also increase rear of core thickness, so as to improve the magnetic conduction ability of iron core.
The manufacturing method of above-mentioned takeup type iron core of electric motor, during winding strip silicon strip, under external force first
Expand winding radius, gather before latter end strip silicon strip is wound, then to the annular body center of iron core.
The beneficial effects of the invention are as follows：
1st, no waste mine, stock utilization is up to 100%；
2nd, strip silicon strip makes iron core peripheral surface not have traditional layering gap, and steel band used is structure as a whole, and makes
Iron core mechanical strength is higher than traditional technology iron core；
3rd, without punching, punch forming is only needed, production efficiency is high.
Description of the drawings
Fig. 1 is one schematic diagram of winding process (corresponding embodiment one) of the takeup type iron core of electric motor of the present invention；
Fig. 2 is A portions enlarged drawing in Fig. 1；
Fig. 3 is two schematic diagram of winding process (corresponding embodiment one) of the takeup type iron core of electric motor of the present invention；
Fig. 4 is B portions enlarged drawing in Fig. 3；
Fig. 5 is three schematic diagram of winding process (corresponding embodiment one) of the takeup type iron core of electric motor of the present invention；
Fig. 6 is C portions enlarged drawing in Fig. 5；
Fig. 7 is the structure diagram (corresponding embodiment one) of the takeup type iron core of electric motor of the present invention；
Fig. 8 is D portions enlarged drawing in Fig. 7；
Fig. 9 is one schematic diagram of winding process (corresponding embodiment two) of the takeup type iron core of electric motor of the present invention；
Figure 10 is two schematic diagram of winding process (corresponding embodiment two) of the takeup type iron core of electric motor of the present invention；
Figure 11 is three schematic diagram of winding process (corresponding embodiment two) of the takeup type iron core of electric motor of the present invention；
Figure 12 is four schematic diagram of winding process (corresponding embodiment two) of the takeup type iron core of electric motor of the present invention；
Figure 13 is five schematic diagram of winding process (corresponding embodiment two) of the takeup type iron core of electric motor of the present invention；
Figure 14 is the structure diagram (corresponding embodiment two) of the takeup type iron core of electric motor of the present invention.
Specific embodiment
Embodiment 1
As Figure 1-Figure 8, the takeup type iron core of electric motor has annular body, is formed on the inside of the annular body more
A tooth-like part forms winding slot between adjacent tooth-like part, and the annular body is rolled up successively from the inside to the outside by a strip silicon strip
Around into the strip silicon strip innermost layer forms the profile of the tooth-like part and winding slot, remaining each layer is outer along last layer
Profile winds and fits closely, and the width of the strip silicon strip is equal to the height of annular body.
Its manufacturing method, comprises the concrete steps that：
1), the strip silicon strip for meeting length requirement according to the preparation of the structure size of pre-formed iron core is rolled up, strip silicon strip 3
Width be equal to pre-formed iron core annular body height.
2) the length dimension measurement, being first unfolded according to all tooth-like parts and coiling channel profiles of pre-formed iron core meets length
It is required that first section strip silicon strip, then using stamping die consecutive intervals stamp out the required amount of dentation contouring 1 and around
Wire casing profile 2, so that first section strip silicon strip tandem array forms the Internal periphery of the annular body of iron core.
3), continue to measure in the end of first section strip silicon strip according to the periphery developed dimension of annular body Internal periphery corresponding
The second segment strip silicon strip of length, then replaces stamping die, on second segment strip silicon strip consecutive intervals stamp out with
The equal recess portion of tooth-like part quantity and the protrusion equal with winding slot quantity, when winding, make all recess portions and corresponding tooth-like part wheel
The peripheral surface fitting of exterior feature 1, all protrusions are bonded with the peripheral surface of coiling channel profiles 2.
4) it, after the completion of second segment strip silicon steel tape wrapping, repeats step 3) and is measured in the end of second segment strip silicon strip
Third section strip silicon strip replaces stamping die compacting third section strip silicon strip and is wound in second segment strip silicon strip again
Peripheral surface, in cycles, until filling up all dentation contourings 1 after the cut-out of strip silicon strip latter end forms tooth-like part entity, together
When formed iron core annular body cylindric outer profile, iron core manufacture complete.In the present embodiment, the specific practice is first section item
The initiating terminal of shape silicon strip forms corresponding 1 side side of dentation contouring and adjacent entire coiling channel profiles 2, latter end strip
The end of silicon strip is inserted into the groove in the toothed portion that corresponding the preceding paragraph strip silicon strip is formed to form annular body
Periphery.The number of plies (hop count) of strip silicon steel tape wrapping is determined that the present embodiment rushes altogether by the shape of iron core and the thickness of steel band
It presses and has wound four layers.
Embodiment 2
As shown in Fig. 9-Figure 14, the manufacturing method of the takeup type iron core of electric motor, the initiating terminal shape of first section strip silicon strip
Into the side side of corresponding coiling channel profiles 2 and adjacent entire dentation contouring 1, latter end strip silicon strip is without punching
Pressure, the preceding paragraph formed periphery periphery wind again one week or it is more week and be welded and fixed at end seams.This implementation
In example, latter end strip silicon strip is wound three weeks again in the periphery periphery that the preceding paragraph is formed, then has wound eight layers altogether.Wind item
During shape silicon strip, first expand winding radius under external force, before latter end strip silicon strip is wound, then the ring to iron core
Shape body central is gathered.Other are the same as embodiment 1.
Claims (5)
1. a kind of takeup type iron core of electric motor has annular body, multiple tooth-like parts are formed on the inside of the annular body, it is adjacent
Winding slot is formed between tooth-like part, it is characterised in that：The annular body wound successively from the inside to the outside by a strip silicon strip and
Into the strip silicon strip innermost layer forms the profile of the tooth-like part and winding slot, remaining outer profile of each layer along last layer
It winds and fits closely, the width of the strip silicon strip is equal to the height of annular body.
2. a kind of manufacturing method of takeup type iron core of electric motor as described in claim 1, which is characterized in that comprise the concrete steps that：
1), the strip silicon strip for meeting length requirement according to the preparation of the structure size of pre-formed iron core is rolled up, the width of strip silicon strip
Degree is equal to the height of the annular body of pre-formed iron core；
2) the length dimension measurement, being first unfolded according to all tooth-like parts and coiling channel profiles of pre-formed iron core meets length requirement
First section strip silicon strip, then stamp out the required amount of tooth-like part and coiling channel profiles using stamping die consecutive intervals,
So that first section strip silicon strip tandem array forms the Internal periphery of the annular body of iron core；
3), continued to measure corresponding length in the end of first section strip silicon strip according to the periphery developed dimension of annular body Internal periphery
Second segment strip silicon strip, then replace stamping die, consecutive intervals stamp out and dentation on second segment strip silicon strip
The equal recess portion of portion's quantity and the protrusion equal with winding slot quantity, when winding, make all recess portions and corresponding dentation contouring
Peripheral surface is bonded, and all protrusions are bonded with the peripheral surface of coiling channel profiles；
4) it, after the completion of second segment strip silicon steel tape wrapping, repeats step 3) and measures third in the end of second segment strip silicon strip
Section strip silicon strip replaces stamping die compacting third section strip silicon strip and is wound in second segment strip silicon strip periphery again
Face in cycles, until filling up all dentation contourings after the cut-out of strip silicon strip latter end forms tooth-like part entity, is formed simultaneously
The cylindric outer profile of the annular body of iron core, iron core manufacture are completed.
3. the manufacturing method of takeup type iron core of electric motor according to claim 2, it is characterised in that：First section strip silicon strip
Initiating terminal form the side side of corresponding dentation contouring and adjacent entire coiling channel profiles, latter end strip silicon strip
End is inserted into the groove in the toothed portion that corresponding the preceding paragraph strip silicon strip is formed to form annular body periphery.
4. the manufacturing method of takeup type iron core of electric motor according to claim 2, it is characterised in that：First section strip silicon strip
Initiating terminal form the side side of corresponding coiling channel profiles and adjacent entire dentation contouring, latter end strip silicon strip is not
Carry out punching press, the preceding paragraph formed periphery periphery wind again one week or it is more week and be welded and fixed at end seams.
5. the manufacturing method of takeup type iron core of electric motor according to claim 4, it is characterised in that：Wind strip silicon strip
In the process, first expand winding radius under external force, before latter end strip silicon strip is wound, then into the annular body of iron core
The heart is gathered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610109878.8A CN105680586B (en) | 2016-02-29 | 2016-02-29 | Takeup type iron core of electric motor and its manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610109878.8A CN105680586B (en) | 2016-02-29 | 2016-02-29 | Takeup type iron core of electric motor and its manufacturing method |
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| Publication Number | Publication Date |
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| CN105680586A CN105680586A (en) | 2016-06-15 |
| CN105680586B true CN105680586B (en) | 2018-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610109878.8A Active CN105680586B (en) | 2016-02-29 | 2016-02-29 | Takeup type iron core of electric motor and its manufacturing method |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111193366B (en) * | 2020-01-09 | 2021-04-30 | 德清三星机电科技有限公司 | Winding stator iron core production line |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202276203U (en) * | 2011-10-17 | 2012-06-13 | 深圳市轴心自控技术有限公司 | Motor |
| CN203589859U (en) * | 2013-11-20 | 2014-05-07 | 章晓俊 | Novel slotless brushless motor |
| CN104158326A (en) * | 2014-08-29 | 2014-11-19 | 石成富 | Practical high-speed motor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6198132A (en) * | 1984-10-19 | 1986-05-16 | Toshiba Corp | Stator core |
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2016
- 2016-02-29 CN CN201610109878.8A patent/CN105680586B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202276203U (en) * | 2011-10-17 | 2012-06-13 | 深圳市轴心自控技术有限公司 | Motor |
| CN203589859U (en) * | 2013-11-20 | 2014-05-07 | 章晓俊 | Novel slotless brushless motor |
| CN104158326A (en) * | 2014-08-29 | 2014-11-19 | 石成富 | Practical high-speed motor |
Non-Patent Citations (1)
| Title |
|---|
| 一种盘式电机铁心自动成形方法;孙永泰;《一种盘式电机铁心自动成形方法》;20081031(第5期);第32-34页 * |
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| CN105680586A (en) | 2016-06-15 |
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Effective date of registration: 20200901 Address after: 121000 No. 4, Tianshan Road, Jinzhou economic and Technological Development Zone, Liaoning (8-51-13) Patentee after: Jinzhou million Dehan take Motor Co.,Ltd. Address before: 121000, 16, Yu Jie street, hi tech Zone, Liaoning, Jinzhou Patentee before: JINZHOU HALLA ELECTRICAL EQUIPMENT Co.,Ltd. |